pv/mainwindow.cpp

   1 /*
   2  * This file is part of the PulseView project.
   3  *
   4  * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  19  */
  20
  21 #ifdef ENABLE_DECODE
  22 #include <libsigrokdecode/libsigrokdecode.h>
  23 #endif
  24
  25 #include <boost/bind.hpp>
  26 #include <boost/foreach.hpp>
  27
  28 #include <QAction>
  29 #include <QApplication>
  30 #include <QButtonGroup>
  31 #include <QFileDialog>
  32 #include <QMessageBox>
  33 #include <QMenu>
  34 #include <QMenuBar>
  35 #include <QStatusBar>
  36 #include <QVBoxLayout>
  37 #include <QWidget>
  38
  39 #include "mainwindow.h"
  40
  41 #include "devicemanager.h"
  42 #include "device/devinst.h"
  43 #include "dialogs/about.h"
  44 #include "dialogs/connect.h"
  45 #include "dialogs/storeprogress.h"
  46 #include "toolbars/samplingbar.h"
  47 #include "view/logicsignal.h"
  48 #include "view/view.h"
  49 #ifdef ENABLE_DECODE
  50 #include "widgets/decodermenu.h"
  51 #endif
  52
  53 /* __STDC_FORMAT_MACROS is required for PRIu64 and friends (in C++). */
  54 #define __STDC_FORMAT_MACROS
  55 #include <inttypes.h>
  56 #include <stdint.h>
  57 #include <stdarg.h>
  58 #include <glib.h>
  59 #include <libsigrok/libsigrok.h>
  60
  61 using boost::shared_ptr;
  62 using std::list;
  63
  64 namespace pv {
  65
  66 namespace view {
  67 class SelectableItem;
  68 }
  69
  70 MainWindow::MainWindow(DeviceManager &device_manager,
  71         const char *open_file_name,
  72         QWidget *parent) :
  73         QMainWindow(parent),
  74         _device_manager(device_manager),
  75         _session(device_manager)
  76 {
  77         setup_ui();
  78         if (open_file_name) {
  79                 const QString s(QString::fromUtf8(open_file_name));
  80                 QMetaObject::invokeMethod(this, "load_file",
  81                         Qt::QueuedConnection,
  82                         Q_ARG(QString, s));
  83         }
  84 }
  85
  86 void MainWindow::setup_ui()
  87 {
  88         setObjectName(QString::fromUtf8("MainWindow"));
  89
  90         resize(1024, 768);
  91
  92         // Set the window icon
  93         QIcon icon;
  94         icon.addFile(QString::fromUtf8(":/icons/sigrok-logo-notext.png"),
  95                 QSize(), QIcon::Normal, QIcon::Off);
  96         setWindowIcon(icon);
  97
  98         // Setup the central widget
  99         _central_widget = new QWidget(this);
 100         _vertical_layout = new QVBoxLayout(_central_widget);
 101         _vertical_layout->setSpacing(6);
 102         _vertical_layout->setContentsMargins(0, 0, 0, 0);
 103         setCentralWidget(_central_widget);
 104
 105         _view = new pv::view::View(_session, this);
 106
 107         _vertical_layout->addWidget(_view);
 108
 109         // Setup the menu bar
 110         QMenuBar *const menu_bar = new QMenuBar(this);
 111         menu_bar->setGeometry(QRect(0, 0, 400, 25));
 112
 113         // File Menu
 114         QMenu *const menu_file = new QMenu;
 115         menu_file->setTitle(QApplication::translate(
 116                 "MainWindow", "&File", 0, QApplication::UnicodeUTF8));
 117
 118         QAction *const action_open = new QAction(this);
 119         action_open->setText(QApplication::translate(
 120                 "MainWindow", "&Open...", 0, QApplication::UnicodeUTF8));
 121         action_open->setIcon(QIcon::fromTheme("document-open",
 122                 QIcon(":/icons/document-open.png")));
 123         action_open->setObjectName(QString::fromUtf8("actionOpen"));
 124         menu_file->addAction(action_open);
 125
 126         QAction *const action_save_as = new QAction(this);
 127         action_save_as->setText(QApplication::translate(
 128                 "MainWindow", "&Save As...", 0, QApplication::UnicodeUTF8));
 129         action_save_as->setIcon(QIcon::fromTheme("document-save-as",
 130                 QIcon(":/icons/document-save-as.png")));
 131         action_save_as->setObjectName(QString::fromUtf8("actionSaveAs"));
 132         menu_file->addAction(action_save_as);
 133
 134         menu_file->addSeparator();
 135
 136         QAction *const action_connect = new QAction(this);
 137         action_connect->setText(QApplication::translate(
 138                 "MainWindow", "&Connect to Device...", 0,
 139                 QApplication::UnicodeUTF8));
 140         action_connect->setObjectName(QString::fromUtf8("actionConnect"));
 141         menu_file->addAction(action_connect);
 142
 143         menu_file->addSeparator();
 144
 145         QAction *action_quit = new QAction(this);
 146         action_quit->setText(QApplication::translate(
 147                 "MainWindow", "&Quit", 0, QApplication::UnicodeUTF8));
 148         action_quit->setIcon(QIcon::fromTheme("application-exit",
 149                 QIcon(":/icons/application-exit.png")));
 150         action_quit->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q));
 151         action_quit->setObjectName(QString::fromUtf8("actionQuit"));
 152         menu_file->addAction(action_quit);
 153
 154         // View Menu
 155         QMenu *menu_view = new QMenu;
 156         menu_view->setTitle(QApplication::translate(
 157                 "MainWindow", "&View", 0, QApplication::UnicodeUTF8));
 158
 159         QAction *const action_view_zoom_in = new QAction(this);
 160         action_view_zoom_in->setText(QApplication::translate(
 161                 "MainWindow", "Zoom &In", 0, QApplication::UnicodeUTF8));
 162         action_view_zoom_in->setIcon(QIcon::fromTheme("zoom-in",
 163                 QIcon(":/icons/zoom-in.png")));
 164         // simply using Qt::Key_Plus shows no + in the menu
 165         action_view_zoom_in->setShortcut(QKeySequence::ZoomIn);
 166         action_view_zoom_in->setObjectName(
 167                 QString::fromUtf8("actionViewZoomIn"));
 168         menu_view->addAction(action_view_zoom_in);
 169
 170         QAction *const action_view_zoom_out = new QAction(this);
 171         action_view_zoom_out->setText(QApplication::translate(
 172                 "MainWindow", "Zoom &Out", 0, QApplication::UnicodeUTF8));
 173         action_view_zoom_out->setIcon(QIcon::fromTheme("zoom-out",
 174                 QIcon(":/icons/zoom-out.png")));
 175         action_view_zoom_out->setShortcut(QKeySequence::ZoomOut);
 176         action_view_zoom_out->setObjectName(
 177                 QString::fromUtf8("actionViewZoomOut"));
 178         menu_view->addAction(action_view_zoom_out);
 179
 180         QAction *const action_view_zoom_fit = new QAction(this);
 181         action_view_zoom_fit->setText(QApplication::translate(
 182                 "MainWindow", "Zoom to &Fit", 0, QApplication::UnicodeUTF8));
 183         action_view_zoom_fit->setIcon(QIcon::fromTheme("zoom-fit",
 184                 QIcon(":/icons/zoom-fit.png")));
 185         action_view_zoom_fit->setShortcut(QKeySequence(Qt::Key_F));
 186         action_view_zoom_fit->setObjectName(
 187                 QString::fromUtf8("actionViewZoomFit"));
 188         menu_view->addAction(action_view_zoom_fit);
 189
 190         QAction *const action_view_zoom_one_to_one = new QAction(this);
 191         action_view_zoom_one_to_one->setText(QApplication::translate(
 192                 "MainWindow", "Zoom to &One-to-One", 0,
 193                         QApplication::UnicodeUTF8));
 194         action_view_zoom_one_to_one->setIcon(QIcon::fromTheme("zoom-original",
 195                 QIcon(":/icons/zoom-original.png")));
 196         action_view_zoom_one_to_one->setShortcut(QKeySequence(Qt::Key_O));
 197         action_view_zoom_one_to_one->setObjectName(
 198                 QString::fromUtf8("actionViewZoomOneToOne"));
 199         menu_view->addAction(action_view_zoom_one_to_one);
 200
 201         menu_view->addSeparator();
 202
 203         QAction *action_view_show_cursors = new QAction(this);
 204         action_view_show_cursors->setCheckable(true);
 205         action_view_show_cursors->setChecked(_view->cursors_shown());
 206         action_view_show_cursors->setShortcut(QKeySequence(Qt::Key_C));
 207         action_view_show_cursors->setObjectName(
 208                 QString::fromUtf8("actionViewShowCursors"));
 209         action_view_show_cursors->setText(QApplication::translate(
 210                 "MainWindow", "Show &Cursors", 0, QApplication::UnicodeUTF8));
 211         menu_view->addAction(action_view_show_cursors);
 212
 213         // Decoders Menu
 214 #ifdef ENABLE_DECODE
 215         QMenu *const menu_decoders = new QMenu;
 216         menu_decoders->setTitle(QApplication::translate(
 217                 "MainWindow", "&Decoders", 0, QApplication::UnicodeUTF8));
 218
 219         pv::widgets::DecoderMenu *const menu_decoders_add =
 220                 new pv::widgets::DecoderMenu(menu_decoders);
 221         menu_decoders_add->setTitle(QApplication::translate(
 222                 "MainWindow", "&Add", 0, QApplication::UnicodeUTF8));
 223         connect(menu_decoders_add, SIGNAL(decoder_selected(srd_decoder*)),
 224                 this, SLOT(add_decoder(srd_decoder*)));
 225
 226         menu_decoders->addMenu(menu_decoders_add);
 227 #endif
 228
 229         // Help Menu
 230         QMenu *const menu_help = new QMenu;
 231         menu_help->setTitle(QApplication::translate(
 232                 "MainWindow", "&Help", 0, QApplication::UnicodeUTF8));
 233
 234         QAction *const action_about = new QAction(this);
 235         action_about->setObjectName(QString::fromUtf8("actionAbout"));
 236         action_about->setText(QApplication::translate(
 237                 "MainWindow", "&About...", 0, QApplication::UnicodeUTF8));
 238         menu_help->addAction(action_about);
 239
 240         menu_bar->addAction(menu_file->menuAction());
 241         menu_bar->addAction(menu_view->menuAction());
 242 #ifdef ENABLE_DECODE
 243         menu_bar->addAction(menu_decoders->menuAction());
 244 #endif
 245         menu_bar->addAction(menu_help->menuAction());
 246
 247         setMenuBar(menu_bar);
 248         QMetaObject::connectSlotsByName(this);
 249
 250         // Setup the toolbar
 251         QToolBar *const toolbar = new QToolBar(tr("Main Toolbar"), this);
 252         toolbar->addAction(action_open);
 253         toolbar->addSeparator();
 254         toolbar->addAction(action_view_zoom_in);
 255         toolbar->addAction(action_view_zoom_out);
 256         toolbar->addAction(action_view_zoom_fit);
 257         addToolBar(toolbar);
 258
 259         // Setup the sampling bar
 260         _sampling_bar = new toolbars::SamplingBar(_session, this);
 261
 262         // Populate the device list and select the initially selected device
 263         update_device_list();
 264
 265         connect(_sampling_bar, SIGNAL(run_stop()), this,
 266                 SLOT(run_stop()));
 267         addToolBar(_sampling_bar);
 268
 269         // Set the title
 270         setWindowTitle(QApplication::translate("MainWindow", "PulseView", 0,
 271                 QApplication::UnicodeUTF8));
 272
 273         // Setup _session events
 274         connect(&_session, SIGNAL(capture_state_changed(int)), this,
 275                 SLOT(capture_state_changed(int)));
 276
 277 }
 278
 279 void MainWindow::session_error(
 280         const QString text, const QString info_text)
 281 {
 282         QMetaObject::invokeMethod(this, "show_session_error",
 283                 Qt::QueuedConnection, Q_ARG(QString, text),
 284                 Q_ARG(QString, info_text));
 285 }
 286
 287 void MainWindow::update_device_list(
 288         shared_ptr<pv::device::DevInst> selected_device)
 289 {
 290         assert(_sampling_bar);
 291
 292         const list< shared_ptr<device::DevInst> > &devices =
 293                 _device_manager.devices();
 294         _sampling_bar->set_device_list(devices);
 295
 296         if (!selected_device && !devices.empty()) {
 297                 // Fall back to the first device in the list.
 298                 selected_device = devices.front();
 299
 300                 // Try and find the demo device and select that by default
 301                 BOOST_FOREACH (shared_ptr<pv::device::DevInst> dev_inst, devices)
 302                         if (strcmp(dev_inst->dev_inst()->driver->name,
 303                                 "demo") == 0) {
 304                                 selected_device = dev_inst;
 305                         }
 306         }
 307
 308         if (selected_device) {
 309                 _sampling_bar->set_selected_device(selected_device);
 310                 _session.set_device(selected_device);
 311         }
 312 }
 313
 314 void MainWindow::load_file(QString file_name)
 315 {
 316         const QString errorMessage(
 317                 QString("Failed to load file %1").arg(file_name));
 318         const QString infoMessage;
 319         _session.load_file(file_name.toStdString(),
 320                 boost::bind(&MainWindow::session_error, this,
 321                         errorMessage, infoMessage));
 322 }
 323
 324 void MainWindow::show_session_error(
 325         const QString text, const QString info_text)
 326 {
 327         QMessageBox msg(this);
 328         msg.setText(text);
 329         msg.setInformativeText(info_text);
 330         msg.setStandardButtons(QMessageBox::Ok);
 331         msg.setIcon(QMessageBox::Warning);
 332         msg.exec();
 333 }
 334
 335 void MainWindow::on_actionOpen_triggered()
 336 {
 337         // Show the dialog
 338         const QString file_name = QFileDialog::getOpenFileName(
 339                 this, tr("Open File"), "", tr(
 340                         "Sigrok Sessions (*.sr);;"
 341                         "All Files (*.*)"));
 342         if (!file_name.isEmpty())
 343                 load_file(file_name);
 344 }
 345
 346 void MainWindow::on_actionSaveAs_triggered()
 347 {
 348         using pv::dialogs::StoreProgress;
 349
 350         // Stop any currently running capture session
 351         _session.stop_capture();
 352
 353         // Show the dialog
 354         const QString file_name = QFileDialog::getSaveFileName(
 355                 this, tr("Save File"), "", tr("Sigrok Sessions (*.sr)"));
 356
 357         if (file_name.isEmpty())
 358                 return;
 359
 360         StoreProgress *dlg = new StoreProgress(file_name, _session, this);
 361         dlg->run();
 362 }
 363
 364 void MainWindow::on_actionConnect_triggered()
 365 {
 366         // Stop any currently running capture session
 367         _session.stop_capture();
 368
 369         dialogs::Connect dlg(this, _device_manager);
 370
 371         // If the user selected a device, select it in the device list. Select the
 372         // current device otherwise.
 373         shared_ptr<device::DevInst> dev_inst = dlg.exec() ?
 374                 dlg.get_selected_device() : _session.get_device();
 375
 376         update_device_list(dev_inst);
 377 }
 378
 379 void MainWindow::on_actionQuit_triggered()
 380 {
 381         close();
 382 }
 383
 384 void MainWindow::on_actionViewZoomIn_triggered()
 385 {
 386         _view->zoom(1);
 387 }
 388
 389 void MainWindow::on_actionViewZoomOut_triggered()
 390 {
 391         _view->zoom(-1);
 392 }
 393
 394 void MainWindow::on_actionViewZoomFit_triggered()
 395 {
 396         _view->zoom_fit();
 397 }
 398
 399 void MainWindow::on_actionViewZoomOneToOne_triggered()
 400 {
 401         _view->zoom_one_to_one();
 402 }
 403
 404 void MainWindow::on_actionViewShowCursors_triggered()
 405 {
 406         assert(_view);
 407
 408         const bool show = !_view->cursors_shown();
 409         if(show)
 410                 _view->centre_cursors();
 411
 412         _view->show_cursors(show);
 413 }
 414
 415 void MainWindow::on_actionAbout_triggered()
 416 {
 417         dialogs::About dlg(this);
 418         dlg.exec();
 419 }
 420
 421 void MainWindow::add_decoder(srd_decoder *decoder)
 422 {
 423 #ifdef ENABLE_DECODE
 424         assert(decoder);
 425         _session.add_decoder(decoder);
 426 #else
 427         (void)decoder;
 428 #endif
 429 }
 430
 431 void MainWindow::run_stop()
 432 {
 433         switch(_session.get_capture_state()) {
 434         case SigSession::Stopped:
 435                 _session.start_capture(
 436                                 boost::bind(&MainWindow::session_error, this,
 437                                 QString("Capture failed"), _1));
 438                 break;
 439
 440         case SigSession::AwaitingTrigger:
 441         case SigSession::Running:
 442                 _session.stop_capture();
 443                 break;
 444         }
 445 }
 446
 447 void MainWindow::capture_state_changed(int state)
 448 {
 449         _sampling_bar->set_capture_state((pv::SigSession::capture_state)state);
 450 }
 451
 452 } // namespace pv